jM{"app":"GaiaLog","data_type":"air_quality","timestamp":1758826800000,"payload":{"air_quality_index":102,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":51,"fine_particulate_matter_pm25":102,"location":"Wucheng County No. 4 Middle School, Wucheng County (æ¦åå¿æ¦åå¿ç¬¬åä¸å¦)","location_ascii":"Wucheng County No. 4 Middle School, Wucheng County (??????????)","nitrogen_dioxide":14.2,"ozone":36.2,"timestamp":"2025-09-25T19:00:00.000Z","payload_sha256":"069b2b8643e40c91f86ea4e90105ddc9bdad32a3e40cd6fc390cd8fbfbc10ccc","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjEwMiwicG0yNSI6MTAy"},"provider":"WAQI"}
https://whatsonchain.com/tx/f7f6187436f9d84a4fc8dcc91fd14f54042c3af83bbbfa5a0c392093cd38ec00